diff --git a/example/ck_tile/01_fmha/fmha_fwd.cpp b/example/ck_tile/01_fmha/fmha_fwd.cpp
index bd6c36603a..89a7857c23 100644
--- a/example/ck_tile/01_fmha/fmha_fwd.cpp
+++ b/example/ck_tile/01_fmha/fmha_fwd.cpp
@@ -441,9 +441,9 @@ bool run(const ck_tile::ArgParser& arg_parser)
         page_block_size = 0;
     }
 #endif
-    if(!(page_block_size % 256 == 0))
+    if(!(page_block_size % 128 == 0))
     {
-        std::cerr << "only paged-kvcache block size divisible by 256 are currently supported"
+        std::cerr << "only paged-kvcache block size divisible by 128 are currently supported"
                   << std::endl;
         return false;
     }